Biology - Questions and Answers, General Study (GK)

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471.

Our mostly foods, fibres, spices, fruits and beverage crops are

(a)Pteridophytes

(b)Bryophytes

(c)Gymnosperms plants

(d)Flowering plants

Comment

Answer is: D

472.

Organic Substances which, in very small amounts, control growth and development called

(a)Hormones

(b)Vitamins

(c)Enzymes

(d)None of the above

Comment

Answer is: A

473.

Radioactivity is a phenomenon of the spontaneous emission of

(a)Electrons (beta particles)

(b)Gamma rays (short wave electromagnetic waves)

(c)Protons (alpha particles)

(d)All of the above

Comment

Answer is: D

474.

Plants that grow low average temperature and moisture are called

(a)Halophytes

(b)Hydrophytes

(c)Xerophytes

(d)Mesophytes

Comment

Answer is: D

475.

One day you wake with a sore throat and a runny nose. Your doctor takes a swab from your throat, sends it to a lab, and telephones you the next day to say that antibiotic will not help you get better. Which of the following is the most likely reason for the doctor's statement?

(a)You need to be vaccinated instead of taking an antibiotic

(b)You are infected by a virus

(c)Having waited a day, it is too late to take an antibiotic

(d)You need an antiseptic, not an antibiotic

Comment

Answer is: B

476.

Consider the following statements:
1. Non-function of lachrymal gland is an important symptom of deficiency of Vitamin A
2. Deficiency of Vitamin B, can lead to indigestion and heart enlargement
3. Vitamin C deficiency can lead to pain in the muscles
4. Deficiency of Vitamin D causes increased loss of Ca++ in urine
Which of the statements given above are correct?

(a)1 and 2

(b)2, 3 and 4

(d)1, 2, 3 and 4

Comment

Answer is: C

477.

In which organ of the human body are the lymphocyte cells produced?

(a)Spleen

(b)Liver

(c)Mind

(d)Pancreas

Comment

Answer is: A

478.

Consider the following statements:
1. Toothless mammals such as pangolins are not found in India
2. Gibbon is the only ape found in India
Which of the statements given above are correct?

(a)1 only

(b)2 only

(c)Both 1 and 2

(d)Neither 1 nor 2

Comment

Answer is: B

479.

The insulin hormone is a :

(a)Glycolipid

(b)Fatty acid

(c)Peptide

(d)Sterol

Comment

Answer is: C

480.

Consider the following statements :
1. Femur is the longest bone in the human
2. Cholera is a disease caused by bacteria
3. 'Athlete's foot' is a disease caused by virus
Which of the statements given above are correct?

Biology - Questions and AnswersPage 48

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