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- Question
Five Kingdom Classification was preposed by _________
Options- A. Linnacus
- B. George Bentham
- C. Ariostotle
- D. whittaker
- Correct Answer
- whittaker
- 1. Mycolog is the branch of botany in which we study about
Options- A. Algae
- B. Fungi
- C. Bacteria
- D. Virus Discuss
- 2. Cretinism is due to the disorder of the glands
Options- A. Thymus
- B. Parathyroid
- C. Thyroid
- D. Adrenal Discuss
- 3. Lamarck's theory of inheritance of acquired characters was challenged by
Options- A. August Weismann
- B. Hugo de Vries
- C. Herbert Spencer
- D. Carl Linnaeus Discuss
- 4. The rate of respiration per minute in a new born baby
Options- A. 18 times
- B. 32 times
- C. 26 times
- D. 16 times Discuss
- 5. Cortisol is secreted by
Options- A. Thyroid gland
- B. Pituitary gland
- C. Adrenal gland
- D. Parathyroid gland Discuss
- 6. Flowers in which polllination takes place by insect their pollen grains are ________
Options- A. Smooth and dry
- B. Rough and sticky
- C. Rough and dry
- D. Large in Size Discuss
- 7. Branch of science which deal with the study of causative agent of disease is __________
Options- A. Ecology
- B. Etiology
- C. Eugenics
- D. Euthenics Discuss
- 8. Genes are situated on _________
Options- A. Chromosome
- B. Mitochondria
- C. Plastids
- D. Ribosomes Discuss
- 9. Human Heart is made up of
Options- A. nervous tissue
- B. cardiac muscle
- C. nonstriated muscle
- D. connective tissue Discuss
- 10. What provides electrons for the light reactions?
Options- A. Water
- B. Oxygen
- C. Carbon dioxide
- D. Light Discuss
Biology problems
Search Results
Correct Answer: Fungi
Correct Answer: Thyroid
Explanation:
Cretinism is a disease caused by hypothyroidism(less thyroxine formation).The symptoms of the disease are retardation of mental, physical and sexual developments. Potbellt, protruding tongue, dry skin etc are also indicative of this disease.
Correct Answer: Herbert Spencer
Explanation:
August Weismann cut off the tails of mice for 21 successive generations and still they produced generation after generation of only tailed young ones. So he concluded that acquired characters are not inherited.
Correct Answer: 32 times
Correct Answer: Adrenal gland
Correct Answer: Rough and sticky
Correct Answer: Etiology
Correct Answer: Chromosome
Correct Answer: cardiac muscle
Correct Answer: Water
Explanation:
Electrons are stripped from water in the light reactions of photosynthesis. Light provides the energy to excite electrons.
ATP and NADPH are both products of the light reactions and are used to power the Calvin cycle.
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