set 4 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 5 EXERCISES
The following question based on genetics, evolution of life & ecological biodiversity topic of general science mcq
(a) Camel
(b) Dog
(c) Horse
(d) Elephant
The correct answers to the above question in:
Answer: (d)
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Read more genetics evolution of life and ecological biodiversity Based General Science Questions and Answers
Question : 1
The plant group that produces spores and embryo but lacks vascular tissues and seeds is
a) Bryophyta
b) Pteridophyta
c) Rhodophyta
d) Phaeophyta
Answer »Answer: (a)
Bryophytes are the plants which produces spores and embryo but no vascular tissues are present, although primitive type of conducting tissues are present in the form of hadrome and leptome.
Question : 2
According to special creation theory the earth is about
a) 4.5 M yrs old
b) 4.5 B yrs old
c) 4000 yrs old
d) 10000 yrs old
Answer »Answer: (c)
Question : 3
Ligase helps in
a) translation
b) inserting few genes in DNA
c) removal of few genes
d) bringing transversion in chromosomes
Answer »Answer: (b)
Ligase helps in inserting few genes in DNA.
Question : 4
Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception ?
a) Chondrichthyes : possess cartilagious endoskeleton
b) Reptilia : possess 3 - chambered heart with one incompletely divided ventricle
c) Chordata : possess a mouth provided with an upper and lower jaw
d) Mammalia : give birth to young one.
Answer »Answer: (a)
Chondrichthyes are the cartilaginous fish with a flexible skeleton made of cartilage rather than bone.
Question : 5
Which of the following does not contain chlorophyll?
a) Bryophyta
b) Fungi
c) Algae
d) Pteridophyta
Answer »Answer: (b)
Question : 6
What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?
a) Increasing cranial capacity
b) Shortening of jaws
c) Binocular vision
d) Upright posture.
Answer »Answer: (a)
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