(a) ectomycorhiza
(b) fungi associated with gymnosperms
(c) nodulated roots of non-legumes
(d) Poacteriods associated with legumes
32 Q) Which one of the glands in human body produces the growth hormone (somatotrophin)?
(a) Adrenal
(b) Pancreas
(c) Pituitary
(d) Thyroid
33 Q) In a bisexual flower in androecium and gynoecium mature at different time the phenomenon is known as
(a) dichogamy
(b) herpogamy
(c) haterogamy
(d) monogamy
34 Q) What is the cause of Addison's disease?
(a) Hypersecretion of Gonads
(b) Hypersecretion of thyroid gland
(c) Hyposecretion of thyroid gland
(d) Hyposecretion of adrenal gland
35 Q) Commensal to man found in colon is
(a) Bacillus
(b) Escherichia coli
(c) Streptococcus
(d) Both 'b' and 'c'
36 Q) The spindle fibres are mostly composed of
(a) myoglobin
(b) actin
(c) myosin
(d) tonafilament
37 Q) The yellow and orange colour of fruits and flowers are mainly due to
(a) leucoplasts
(b) chloroplast
(c) aleuroplast
(d) chromoplast
38 Q) Which one among the following is responsible for provide balance in human beings?
(a) Outer ear
(b) Middle ear
(c) Internal ear
(d) Eustachian tubes
p 39 Q) " Assertion (A) The pneumatophores of mangroves show negative geotropism.
Reason (R) The pneumatophores of mangroves are specialised to capture moisture and nutrients from the atmosphere."
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
40 Q) "Assertion (A) Earthworm is a hermaphrodite annelid.
Reason (R) Cross-fertilization is not observed in the earthworm."
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
Attempt
Next Biology Quiz Here
|
|||||||||
Advertisements
No comments:
Post a Comment