Home
Class 12
BIOLOGY
Number of pairs of valves found in later...

Number of pairs of valves found in lateral oesophageal heart of Pheretima is
(a) 1
(b) 2
(c) 3
(d) 4

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

Number of lateral hearts in Pheretima are

Number of lateral hearts in Pheretima are

If (3+asqrt2)^100+(3+bsqrt2)^100=7+5sqrt2 number of pairs (a, b) for which the equation is true is, (a, b are rational numbers) (a) 1 (b) 6 (c) 0 (d) infinite

Number of distinct real solutions of the equation x^(2)+((x)/(x-1))^(2)=8 is (a) 1 (b) 2 (c)3 (d)4

Let A={1,\ 2,\ 3} . Then, the number of equivalence relations containing (1, 2) is (a) 1 (b) 2 (c) 3 (d) 4

Number of positive integral ordered pairs of (x,y), so that 8,x,y are in H.P. is a. 0 b. 1 c. 2. d. 3

The number of ordered pairs which satisfy the equation x^2+2xsin(x y)+1=0 are (where y in [0,2pi] ) (a) 1 (b) 2 (c) 3 (d) 0

Choose the correct combination of labelling the number of carbon compounds in the substrate molecules, involved in the citric acid cycle 1. (A) 4C, (B) 6C, (C) 5C, (D) 4C, (E) 4C 2. (A) 6C, (B) 5C, (C) 4C, (D) 3C, (E) 2C 3. (A) 2C, (B) 3C, (C) 4C, (D) 5C, (E) 6C 4. (A) 4C, (B) 5C, (C) 6C, (D) 4C, (E) 4C

The number of solution the equation cos(theta).cos(pitheta)=1 has 0 (b) 2 (c) 4 (d) 2

Minimum value of (b+c)//a+(c+a)//b+(a+b)//c (for real positive numbers a ,b ,c) is (a) 1 (b) 2 (c) 4 (d) 6