MCAT Short Exam
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- Question 1 of 10
1. Question
Which photosynthetic pigment reflects yellow red light?
A. Chlorophyll A
B. Chlorophyll B
C. Carotenoid
D. Xanthophylls
E. PhytochromeCorrectIncorrect - Question 2 of 10
2. Question
Which of the following is an example for denitrifying bacteria?
A. Nitrosomonas sp
B. Nitrobacter sp
C. Rhizobium sp
D. Pseodomonas sp
E. All of the aboveCorrectIncorrect - Question 3 of 10
3. Question
Which of the following glands secrete the FSH hormone?
A. Islets of Langerhans
B. Anterior pituitary gland
C. Posterior pituitary gland
D. Parathyroid gland
E. TestisCorrectIncorrect - Question 4 of 10
4. Question
Which among the following processes results in dark coloured amorphous substance during
decomposition in soil?
A. Mineralization
B. Fragmentation
C. Leaching
D. Humification
E. None of the aboveCorrectIncorrect - Question 5 of 10
5. Question
By which of the following processes, does the exchange of DNA occur due to pairing of two
chromosomes?
A. Mutation
B. Crossing over
C. Mitosis
D. Transduction
E. TransformationCorrectIncorrect - Question 6 of 10
6. Question
Archaeopteryx belongs to the
A. Jurassic era
B. Deuonian era
C. Cretaceous era
D. Triassic era
E. None of theseCorrectIncorrect - Question 7 of 10
7. Question
Spleen is an organ of which of the following systems?
A. Digestive system
B. Endocrine system
C. Excretory system
D. Lymphatic system
E. Respiratory systemCorrectIncorrect - Question 8 of 10
8. Question
A region with high level of endemic species that is under threat from humans is called
A. Botanical garden
B. Wild life Sanctuaries
C. Zoos
D. Biodiversity hotspot
E. None of theseCorrectIncorrect - Question 9 of 10
9. Question
G protein receptors have
A. 5 transmembrane ß helices
B. 7 transmembrane a helices
C. 5 transmembrane a helices
D. 6 transmembrane a helices
E. 7 transmembrane ß helicesCorrectIncorrect - Question 10 of 10
10. Question
Which of the following metals is responsible for Itai-itai disease?
A. Arsenic
B. Cadmium
C. Lead
D. Mercury
E. UraniumCorrectIncorrect