Options:
- A. Anaerobic
- B. Nitrogen fixing
- C. Nitrifying
- D. Ammonifying
View Answer
B. Nitrogen fixing
Biology
Hunger contractions are _____ contractions?
Options:
- A. Antiperistalsis
- B. Peristalsis
- C. Voluntary
- D. None of these
View Answer
B. Peristalsis
An association in which fungal hyphae penetrate the outer cells of the plant root forming coils swellings and minute branches and also extend out into surrounding soil is called______________?
Options:
- A. Mycorrizael association
- B. Endomycorrhizae
- C. Ectomycorrhizae
- D. Lichen
View Answer
B. Endomycorrhizae
Spores in sporangia are produced by process?
Options:
- A. Sexual
- B. Asexual
- C. Both of these
- D. None of these
View Answer
B. Asexual
Plasmodium belongs to__________?
Options:
- A. Ciliates
- B. Apicomplexans
- C. Actinopods
- D. Foraminferans
View Answer
B. Apicomplexans
The word Archaeobacteria (a division of bacteria) derived from Greek means___________?
Options:
- A. True bacteria
- B. False bacteria
- C. Recent bacteria
- D. Ancient bacteria
View Answer
D. Ancient bacteria
Which of the following help cyanobacteria to locomote?
Options:
- A. Flagella
- B. Gas vesicles
- C. Both of these
- D. None of these
View Answer
B. Gas vesicles
The trioses which are intermediate in respiration and photosynthesis are_______________?
Options:
- A. Glyceraldehydes
- B. Dihydroxy acetone
- C. Both of these
- D. None of these
View Answer
C. Both of these
rRNA constitutes ____________% of the total cellular RNA?
Options:
- A. 3-4 %
- B. 10-20%
- C. 80%
- D. 90%
View Answer
C. 80%
The structure which has been formed or modified from gill pouches in humans is___________?
Options:
- A. Gills
- B. Eustachian tube
- C. Middle ear
- D. Lungs
View Answer
B. Eustachian tube