Year: 2023
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PHYLUM MOLLUSCA; General Characteristics and Classes.
PHYLUM MOLLUSCA; General Characteristics and Classes. Introduction Mollusca is the largest lophotrochozoan phylum and one of the largest and most diverse of all phyla. Molluscs range in size from microscopic organisms to the largest of invertebrates. Most molluscs are marine, but some are freshwater, and a few are terrestrial. They occupy a wide variety of…
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CHEMICAL ENGINEERING AND ITS IMPACT ON HUMAN LIFE.
What is Chemical or Process Engineering? Chemical or Process Engineering is a branch of engineering which applies the knowledge of chemistry, mathematics, physics, biology, and other scopes of science to develop economical technologies and industrial processes that can transform raw materials into useful products and energy to enhance the quality of human life (College Grad,…
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How to Become a Geoscientists.
What is Geoscience? We live on the planet Earth which resides in a Solar System made up of other planets and stars. The Earth provides for all our needs and sustains life. As we live our daily lives, develop, evolve, innovate, manufacture and construct, our activities impact the Earth. Humans and other living organisms depend…
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2023 WASSCE BIOLOGY PAPER 2 QUESTIONS AND ANSWERS.
2023 WASSCE BIOLOGY PAPER 2 QUESTIONS AND ANSWERS. 1. a. Explain briefly the following terms i. Taxonomy Taxonomy is a branch of biology, which involves a systemic classification of living things, into groups based on their similarities, forms, characteristics, genetics, and cellular organisation. ii. Binomial nomenclature Binomial nomenclature I the scientific method of naming organism,…
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How you see your world determines your future, your possibilities and your actions.
The observer and the world The world you see is a function of the observer you are. How you see your world determines your future, your possibilities and your actions. How we observe does not reveal reality, it reveals our history of learning how to observe. The successful individual sees a different world than one…
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99 BIOLOGY OBJECTIVE QUESTIONS ON CONTROL AND COORDINATION WITH ANSWERS.
1. To focus on a distant object, the ciliary muscle of the eye A. relaxes and the eye lens gets thicker B. contracts and the eye lens gets thinner C. relaxes and the eye lens gets thinner D. contracts and the eye lens gets thicker 2. The ability of the eye to bring about the…
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Multiple Choice Questions on Protein Synthesis (Cell Biology II).
Questions 1. Mitosis consists of four distinct stages which of the following sequences represent the correct order in which it occurs? I – Metaphase II – Telophase III – Prophase IV – Anaphase A. I, II, III and IV B. III, I, II and IV C. IV, I, II and III D. III, I, IV…
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Multiple Choice Questions on Humans Ecology and Health with Answers. (2)
Multiple Choice Questions on Humans Ecology and Health with Answers. (1) Questions 1. Renewable resources comprise A. organisms that are constantly reproducing B. plants and animals in the forest only C. plants and animals that can reproduce sexually D. all animals that can reproduce. 2. Renewable resources are formed by A. animals that reproduce sexually…
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Multiple Choice Questions on Humans Ecology and Health with Answers. (1)
Questions 1. Which of the following roles is not performed by a government agency responsible for forest maintenance? A. Regulating mining activities in the forest. B. Tracking the movement of timber, wood and wildlife. C. Creating, protecting and managing forest reserves. D. Regulating the harvest of timber and poaching. 2. Harmful organisms spread easily because…
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Biological Practical section Five (5). On Tadpole
Specimen: TADPOLE. State four observable features on the ventral part of the tadpole. Remains of sucker Presence of limb bud Presence of tail fin Also, tail muscle is present. Anus Long coiled intestine. Give the diet of the specimen with reasons The diet of the specimen is Vegetation (phytoplankton)/pond weeds. Reasons Presence of horny jaws…
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How Organisms Detect and React to Changes in Temperature and Pain
How Organisms Detect and React to Changes in Temperature and Pain How organisms react and detect temperature changes. Thermoreceptors are regarded as nonspecialized sensory receptors (free nerve endings) that respond to changes in temperature. There are two types, warm and cold receptors. Invertebrates such as fleas and mosquitoes employ thermoreceptors to find their endothermic (“warm-blooded”)…
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The Science and Principle of Taste, Smell, and pH
The Science and Principle of Taste, Smell, and pH Some sensory cells, called chemoreceptors, contain membrane proteins that can bind to particular chemicals or ligands in the extracellular fluid. In response to this chemical interaction, the membrane of the sensory neuron becomes depolarized and produces action potentials. Chemoreceptors are used in the senses of taste…
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The 2023NSMQ Quarter-finals starts today 15th of October, 2023.
Join us for live update 2023 NSMQ QUARTER-FINAL CONTEST AND RESPECTIVE DATES (DAYS). Checkout live update of your school’s performance and results The first contest is between Bishop Herman College Mpraeso SHS Wesley Girls (Cape Coast) End of of round One Results Bishop Herman College = 04 Mpraeso SHS = 18 Wesley Girls (Cape Coast)…
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