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- Question
Pollen is produced by the process of
Options- A. Mitosis
- B. Pollination
- C. Meiosis
- D. Fertilization
- Correct Answer
- Mitosis
ExplanationPollen is a male plant gamete. When microspores produced after meiosis process on microsporangia of male gametophyte undergo mitosis and forms pollen grains.
- 1. Which nutrient has forms most of our body weight?
Options- A. Water
- B. Fats
- C. Carbohydrates
- D. Proteins Discuss
- 2. The fundamental excitable cell in the nervous system is the
Options- A. Nephron
- B. Axon
- C. Neuron
- D. Dendrite Discuss
- 3. The substrate of photorespiration is
Options- A. Glucose
- B. Pyruvic acid
- C. Glycolate
- D. Sucrose Discuss
- 4. Excretion rates of drugs vary greatly depending upon
Options- A. type of drug
- B. medical condition of the person who took the drug
- C. Both A & B
- D. time at which drug was taken Discuss
- 5. Nitrogenous bases in DNA and RNA?
Options- A. Adenine
- B. Cytosine
- C. Guanine
- D. All the above Discuss
- 6. Select the correct statement about lymphocytes.
Options- A. Lymph transport is faster than that occurring in veins
- B. Lymph transport depends on the movement of adjacent tissues, such as skeletal muscles
- C. Lymph transport is only necessary when illness causes tissue swelling
- D. Under normal conditions, lymph vessels are very high-pressure conduits Discuss
- 7. Excess of fat in the body is stored in
Options- A. Adipose tissue
- B. Acrosome
- C. Erythrocytes
- D. Bone marrow Discuss
- 8. Hepatitis virus destroys the cells and may cause the disease
Options- A. Jaundice
- B. Malaria
- C. Typhoid
- D. Elephantiasis Discuss
- 9. Goitre is due to the deficiency of
Options- A. Calcium
- B. Zinc
- C. Selenium
- D. Iodine Discuss
- 10. Nissil granules occur in
Options- A. Eosinophil
- B. Glial cell
- C. Neuron
- D. Lymphocyte Discuss
Biology problems
Search Results
Correct Answer: Water
Explanation:
Water is the important nutrient all organisms need. Humans has almost 60% of their body weight is water. Some organisms have 90% of their body weight is of water.
Correct Answer: Neuron
Correct Answer: Glycolate
Correct Answer: Both A & B
Correct Answer: All the above
Explanation:
Nitrogenous base: A molecule that contains nitrogen and has the chemical properties of a base.
The nitrogenous bases in DNA are
Adenine (A),
Guanine (G),
Thymine (T), and
Cytosine (C).
Whereas the nitrogenous bases in RNA are the same, with one exception:
Adenine (A),
Guanine (G),
Uracil (U), and
Cytosine (C).
Correct Answer: Lymph transport depends on the movement of adjacent tissues, such as skeletal muscles
Explanation:
Lymph transport depends on the movement of adjacent tissues, such as skeletal muscles is the correct statement regarding lymph transport.
Correct Answer: Adipose tissue
Correct Answer: Jaundice
Correct Answer: Iodine
Correct Answer: Neuron
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