STD 11 - 7. Structural organisation in animal — NEET STD 11 Science — Question

Antibodies are produced by

A population of a species invades a new area. Which of the following condition will lead to Adaptive Radiation ?

Ovulation occurs on the __________ day of menstrual cycle.

Which one of the following groups of animals is correctly matched with its characteristic feature without any exception?

Vertebral formula for human beings is

The pituitary hormones regulate the growth and development of somatic tissues and activities of peripheral endocrine glands. Select correct pair :
(i) Prolactin-Child birth and milk ejection.
(ii) ACTH-Mineralocorticoid.
(iii) LH and FSH-Androgens.
(iv) FSH-Spermatogenesis and follicular development
(v) LH-Ovulation and maintains the corpus luteum
(vi) MSH-Pigmentation of the skin
(vii) Oxytocin-Growth of the mammary glands and formation of milk in them
(viii) Vasopressin-Antidiuretic hormone (ADH)

Assertion: Renin converts angiotensinogen to angiotensin I and further to angiotensin II which increase GFR.
Reason: Angiotensin II, increases the glomerular blood pressure and also activates the adrenal cortex to release Aldosterone and thereby GFR.

Given below are two statements
Statement I:
Fruits is a mature or ripened ovary developed after fertilisation.
Statement II:
In all types of fruit pericarp is clearly differentiated into epicarp, mesocarp and endocaгр.
Choose the correct answer from the option given below:

Which one of the following is not a characteristic feature of all the chordates?