Plants absorb most part of water needed by them through their
(a) Root hairs
(b) Zone of elongation
(c) Embryonic zone
(d) Growing point
Answer:
Which of the following promotes diversity among living things?
(a) homeostatic regulation
(b) inheritance from a common ancestors
(c) classification of organisms
(d) natural selection in different environments
Answer:
Which of the following characteristics is not exhibited by stem Cells?
(a) Multipotency
(b) Immortality
(c) Pluripotency
(d) None of these
Answer:
Rehydration therapy is a must for
(a) Diarrhea
(b) Dysentery
(c) Cholera
(d) Diarrhea and Cholera
Answer:
Stars convert their helium core to carbon by
(a) triple gamma process
(b) tripple alpha process
(c) fission process
(d) positron process
Answer:
What is the name of synthetic version used in birth control pill:
(a) Rifampicin
(b) Estrasiol
(c) Progestin
(d) Tryptophan
Answer:
Which of the following pesticides has a high persistence level and is also biologically amplified?
(a) Carbamates
(b) Chlorinated hydrocarbons
(c) Organophosphates
(d) Contact chemicals
Answer:
(a) Biomass decomposition
(b) Biomass gasification
(c) Photobioreactors
(d) Mariculture
Answer:
Who among the following was elected as the President of the Constituent Assembly of India?
(a) Bhim Rao Ambedkar
(b) Rajendra Prasad
(c) Chakravarti Rajagopalachari
(d) Sarvapalli Radhakrishnan
Answer:
Two Biddhist poem namely Suprabhat and Asta-mahasree Chaitya were written by
(a) Ashoka
(b) Chandragupta Maurya -I
(c) Bhimbisara
(d) Harsha
Answer: