(a) Hand
(b) thermal
(c) Water
(d) Air
Answer:
Ozone layer present in our atomophere absorb
(a) Ultravoilet rays
(b) Cosmic rays
(c) Infra-red rays
(d) All rays
Answer:
An example of false fruit is
(a) Mango
(b) Tomato
(c) Apple
(d) Guava
Answer:
The term ecology is first given by
(a) Reiter
(b) khurana
(c) Robbert brown
(d) Aristotal
Answer:
Which of the following is most stable ecosystem
(a) Sea
(b) Desert
(c) Forest
(d) grass land
Answer:
We get solar energy from
(a) Sun
(b) Air
(c) Sea
(d) Moon
Answer:
Which one of the following is not a genetic disease in human beings?
(a) Rheumatic heart disease
(b) Tay-Sach's disease
(c) Huntington's chorea
(d) Phenylketonuria
Answer:
Synthesis of DNA is called
(a) Termination
(b) Reblication
(c) Aminnnation
(d) Transcription
Answer:
RNA contains
(a) Ribose
(b) Hexose
(c) Glucose
(d) fructose
Answer:
Nucleic acids are made of
(a) Protein
(b) Amino acids
(c) Nucleotides
(d) Nucleosides
Answer: