Tag: Academic
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2018 WASSCE BIOLOGY PAPER 1 QUESTIONS AND ANSWERS.
2018 WASSCE BIOLOGY PAPER 1 QUESTIONS AND ANSWERS. QUESTIONS 1. The scientist who introduced binomial nomenclature in the classification of organisms was A. Carolus Linnaeus. B. John Ray. C. Charles Darwin. D. Louis Pasteur. 2. Which of the following statements is true about arthropods? A. Prothorax bears only, wings B. Prothorax bears only legs C.…
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2019 WASSCE BIOLOGY PAPER 1 QUESTIONS AND ANSWERS.
2019 WASSCE BIOLOGY PAPER 1 QUESTIONS AND ANSWERS. QUESTIONS 1. Which of the following structures will NOT be found in the nucleus of a cell? A. DNA B. Nucleolus C. Lysosome D. Centriole 2. An example of organ level of organization is _______ A. bird B. kidney C. spermatozoon D. xylem 3. A structural similarity…
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2017 WASSCE BIOLOGY PAPER 1 QUESTIONS AND ANSWERS.
2017 WASSCE BIOLOGY PAPER 1 QUESTIONS AND ANSWERS. QUESTIONS 1. Which of the following groups of animal do not possess a nervous system? A. Porifera B. Cnidaria C. Platyhelminthes D. Nematoda 2. The structural similarities in Paramecium and Euglena are in the A. shape of locomotory organs B. blunt anterior and pointed posterior C. presence…
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2016 WASSCE; BIOLOGY PAPER 2 QUESTIONS AND ANSWERS.
2016 WASSCE; BIOLOGY PAPER 2 QUESTIONS AND ANSWERS. QUESTION 01 (a) (i) List three forms in which living cells exist Forms in which living cells exist Single/free-living Colony/colonial Filamentous/filament Part of a living (ii) Give one example each of the forms listed in 1 (a) Single/free-living Amoeba Chlamydomonas Paramecium Euglena Colony/colonial Eudorina Pandorinallolvox Sponges Filamentous/filament…
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2024 WASSCE; BIOLOGY PAPER 1 QUESTIONS AND ANSWERS.
2024 WASSCE; BIOLOGY PAPER 1 QUESTIONS AND ANSWERS. QUESTIONS 1. Animals that can vary their body temperature in response to changes in their environments are A. poikilothermic. B. homoiothermic. C. diploblastic. D. triploblastic, The diagram below is an illustration of the drawing of a mammal by a student. Use it to answer question 2. 2.…
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WASSCE 2015 BIOLOGY PAPER 2 QUESTIONS AND ANSWERS.
WASSCE 2015 BIOLOGY PAPER QUESTIONS AND ANSWERS. QUESTION 01 (a)Explain briefly sexual reproduction in Rhizopus. Answer: Sexual reproduction in Rhizopus – By conjugation. It is usually between two strains of hyphae Known as + and – plus and minus/ opposite mating types The hyphae come in contact And produce small projections of their walls Which…
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2015 WASSCE BIOLOGY PAPER 1 QUESTIONS AND ANSWERS (QUIZ)
Energy, Enzymes, Biological Reactions, and 2015 WASSCE BIOLOGY PAPER 1 QUESTIONS AND ANSWERS (QUIZ). Life, Energy, and the Laws of Thermodynamics Energy Energy is the capacity to do work. Kinetic energy is the energy of motion. Potential energy is energy stored in an object because of its location or chemical structure. Energy may be readily converted…
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2014 WASSCE; BIOLOGY PAPER 2 QUESTIONS AND ANSWERS
2014 WASSCE; BIOLOGY PAPER 2 QUESTIONS AND ANSWERS. Question 1 a. (i) List three characteristics of living Answer: Movement/Locomotion, Excretion, Respiration, Reproduction, Irritability/Sensitivity/Response, Growth/Development, Nutrition/Feeding. ii. Explain briefly the characteristics listed in (a)(i) Answer: Movement/Locomotion: Living things change the position of their whole body or parts of their body from one place to another in…
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How the Brain Builds Memory and Knowledge; Through Patterning and Prediction.
How the Brain Builds Memory and Knowledge; Through Patterning and Prediction. When your brain turns sensory input into memory, you learn. The construction of new memories allows your brain to learn by experience and predict the outcome of your behavior. Memory is a survival requirement for animals that must learn, store, and recall how they…
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Neuroplasticity and the Continually Growing Brain.
Neuroplasticity and the Continually Growing Brain. Neuroplasticity (often shortened to plasticity) includes the growth of new neuronal connections and the pruning of unused connections between neurons. Neuroplasticity is a physical reshaping of the brain in response to life experiences and mental manipulation of information. Plasticity growth adds new memories by linking new information to existing…
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The Key to Building Better Brain.
The Key to Building Better Brain. Everything we learn comes to the brain through our senses. However, the brain has built-in obstacles to sensory information input. It is an amazing organ, but it cannot process the billions of bits of information that bombard it every second. To deal with the barrage, it is equipped with…
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Obtain Teaching Registration and Licensing Through Special Dispensation.
Obtain Teaching Registration and Licensing Through Special Dispensation. The National Teaching Council (NTC) and the Ghana Education Service have urged non-professional teachers in basic and second-cycle institutions to take advantage of its special dispensation to obtain the appropriate teaching registration and licensing. The Council said it was offering a special opportunity to in-service non-professional teachers…
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How Important Is Fat to the Health of the Brain?
How Important Is Fat to the Health of the Brain? The brain is made up of more than 50 percent fat—up to 70–80 percent of its dry weight. The body’s highest concentrations of omega-3 fatty acids are in the brain Up to one-quarter of the human brain’s fatty acid stores are DHA, a component of…
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How Important Is Fat to the Brain Cells?
How Important Is Fat to the Brain Cells? The brain is the single most expensive organ in the body concerning metabolic needs. It occupies only 5 percent of our total mass but uses at least 20–30 percent of our body’s energy supply to meet its considerable demands. Many people assume that the brain needs glucose…
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What Is Omega-3 Fatty Acid, and What Makes It So Important?
What Is Omega-3 Fatty Acid, and What Makes It So Important? Deep within the cellular structure (chloroplasts) of plankton, green and leafy plants such as grass, and other sources such as walnuts and flaxseeds lie ALA, the “parent” form of a class of essential fatty acids known as omega-3 fatty acids. The term essential here…
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Why You Need to Avoid High Fructose Corn Syrup (Food)
Why You Need to Avoid High Fructose Corn Syrup (Food) Today, the number one source of dietary calories in most countries is a corn-based industrial sweetener known as high fructose corn syrup (HFCS). It is an ingredient used to sweeten almost everything, including sodas, cookies, soups, yogurt, salad dressing, bread, cereal, iced tea, “health bars,”…
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Two Ways to Freeze Fresh Ginger.
Two Ways to Freeze Fresh Ginger. Have you ever thrown out fresh ginger because you didn’t get to it before it started to shrivel up or mold? Never again! Here are two easy ways to preserve fresh ginger. #01 The simplest way is to cut the ginger rhizome into 1-inch chunks. Use the double-freeze method…
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Tips for Successful and Healthy Lacto-Fermentation
Tips for Successful and Healthy Lacto-Fermentation The hotter the environment, the more salt you need in your initial brine. In warm environments, the food can spoil before the beneficial bacteria have a chance to establish a good ferment. This is why it is easier to ferment foods in cool weather, and one of the reasons…
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How to Preserve Food Safely Using Lacto-Fermentation
How to Preserve Food Safely Using Lacto-Fermentation Lacto-fermentation is the process that turns cucumbers into classic deli dill pickles. It is what turns cabbage into sauerkraut, and it is the secret behind traditional Korean kimchi. It is one of the oldest forms of food preservation. Humanity has had thousands of years of experience with it.…
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HOW LONG CAN I KEEP FOOD IN THE FREEZER? (Baked Food, Grains, Dairy, Meat, Fruits, Leftovers, Mushrooms, Seafood, Poultry and Vegetables).
HOW LONG CAN I KEEP FOOD IN THE FREEZER? (Baked Food, Grains, Dairy, Meat, Fruits, Leftovers, Mushrooms, Seafood, Poultry and Vegetables). Here are the maximum lengths to store different foods in your freezer. Your food will still be safe to eat if frozen longer, but its nutritional value will decline and its quality will nose-dive.…
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