Biology - Questions and Answers, General Study (GK)

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1421.

E. Coli is living in the

(a)Soil

(b)Air

(c)Water

(d)Human intestine

Comment

Answer is: D

1422.

Which one of the following is wrong ?

(a)Preservation of natural resources maintains ecosystem balance

(b)Social forestry grows economically important plants

(c)Man is not responsible for the destruction of natural resources

(d)Planning is required to use natural resources properly

Comment

Answer is: C

1423.

Direct cell division is otherwise known as

(a)Mitosis

(b)Meiosis

(c)Ameiosis

(d)Amitosis

Comment

Answer is: D

1424.

Which medicine is used in the treatment of AIDS ?

(a)Streptomycin

(b)Chloramphenicol

(c)Azidothymidine

(d)Penicillin

Comment

Answer is: C

1425.

Match list-I with list-II correctly and select your answer using the codes given below:
List-I List-II
a) Co2 absorption 1) Respiration
b) O2 evolution 2) Protein synthesis
c) O2 absorption 3) Photosynthesis
d) NH3 absorption 4) Fat synthesis
The below options are given in A B C D order:

(a)3 4 1 2

(b)1 2 3 4

(d)4 3 2 1

Comment

Answer is: A

1426.

Founder of Binomial nomenclature is

(a)Bentham and Hooker

(b)Cronquist

(c)Carl Linnaeus

(d)Tippo

Comment

Answer is: C

1427.

The roots covered with fungal hyphase are

(a)Coralloid roots

(b)Mycoplasma

(c)Mycorrhizal roots

(d)Root nodules

Comment

Answer is: C

1428.

Consider the following statements :
Assertion (A) : Deforestation leads to loss of soil fertility and decrease in rainfall.
Reason (R) : Man is responsible for such destruction.
Of the statements

(a)Both (A) and (R) are true, and (R) is the correct explanation of (A)

(b)Both (A) and (R) are true, but (R) is not the correct explanation of (A)

(c)(A) is true, but (R) is false

(d)(A) is false, but (R) is true

Comment

Answer is: A

1429.

Which of the following is used in the preparation of digestive tablets ?

(a)Yeasts

(b)Fungi

(c)Algae

(d)None of these

Comment

Answer is: A

1430.

The bacterial action in milk is

(a)Alkaline

(b)Neutra

(c)Saline

(d)Acidic

Comment

Answer is: D

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Biology - Questions and AnswersPage 143

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