Options:
- A. Nephrostome
- B. Nephridiopore
- C. Both of these
- D. None of these
View Answer
A. Nephrostome
Biology
Chitin in cockroach is absent in____________?
Options:
- A. Epicuticle
- B. Exocuticle
- C. Endocuticle
- D. All of these
View Answer
A. Epicuticle
The chloroplasts of diatoms and chrysophycean algae do not possess____________?
Options:
- A. Chloryphyllpigments
- B. Enzymes for photolysis
- C. Defined grana and stroma
- D. Carotenes with chlorophylls
View Answer
C. Defined grana and stroma
Which of the following manufactures carbohydrates by the process of photosynthesis?
Options:
- A. chloroplast
- B. chromoplast
- C. leucoplast
- D. All of these
View Answer
A. chloroplast
Who discovered the peptic ulcer causing bacteria H.PYLORI?
Options:
- A. Robert Hook
- B. James parkinson
- C.
- D. None of these
View Answer
Dr Barry Marshall and dr Robin Warren
The foetus is protected from the mechanical damage by the__________?
Options:
- A. cervix
- B. vagina
- C. uterus
- D. amniotic fluid
View Answer
D. amniotic fluid
The vascular plants are termed as____________?
Options:
- A. tracheophytes
- B. bryophytes
- C. pteridophytes
- D. all of these
View Answer
A. tracheophytes
Insulin is a human__________?
Options:
- A. Gene
- B. Protein
- C. Glucose
- D. Diabetes
View Answer
B. Protein
Sweat glands occur in greatest number in the skin of the__________?
Options:
- A. Forehead
- B. Back
- C. Armpits
- D. Palm of hand
View Answer
C. Armpits
Stamens are not usually pendulous in plants pollinated by __________ ?
Options:
- A. Wind
- B. Insects
- C. Water
- D. Rain
View Answer
B. Insects