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Mark the INCORRECT statement about Pisum sativum?
A
Long life cycle
B
Easy hybridization
C
Bisexual flower
D
Well-defined discrete characters
Correct Answer:
Long life cycle
Long life cycle is incorrect as pea has a relatively short life cycle and easy to cultivate. It also undergoes self fertilization process.
Pisum sativum কোনটির বৈজ্ঞনিক নাম ?
A
সোনামুগ
B
মসুর
C
মটর
D
ছোলা
Pisum sativum কোনটির বৈজ্ঞানিক নাম ?
A
সোনামুগ
B
মসুর
C
মটর
D
ছোলা
Pisum sativum কোন গোত্রের উদ্ভিদ?
A
Malvaceae
B
Cruciferae
C
Leguminosae
D
Solanaceae
Assertion (A) Mendel worked on garden pea (Pisum sativum).
Reason (R) Garden pea belongs to family-Malvaceae.
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
Study the following statements.
1. In a monohybrid cross, we study two characters.
2. Garden pea (Pisum sativum) reproduces asexually in nature.
3. In incomplete dominance, one gene (dominant) is mixed with the other gene (recessive).
4. Mendel choose seven visible characters, each with two contrasting forms.
Which of the statements given above is are false?
A
1, 2 and 3
B
1 and 2
C
2 and 3
D
1, 3 and 4
The gibberellin compounds that have been isolated from Pisum sativum include
A
GA<sub>17</sub>, GA<sub>38</sub>, GA<sub>39</sub>, GA<sub>40</sub>
B
GA<sub>17</sub>, GA<sub>38</sub>, GA<sub>9</sub>, GA<sub>20</sub>
C
GA<sub>9</sub>, GA<sub>38</sub>, GA<sub>20</sub>, GA<sub>40</sub>
D
GA<sub>17</sub>, GA<sub>38</sub>, GA<sub>9</sub>, GA<sub>40</sub>
Average mark in Math in a class of 40 students is 45. Average mark of all the 30 boys is 50. Then the average mark obtained by the girls is :
A
30
B
35
C
25
D
40
The average mark obtained by 15 students was 10 and the average mark obtained by 10 students was 15. What was the average mark obtained by all students?
A
10
B
8
C
12
D
15
The average mark obtained by 10 students was 6 and the average mark obtained by 6 other students was 10. What was the average mark obtained by all 16 students?
A
10
B
8
C
7.5
D
8.5
The average mark obtained by 10 students was 6 and the average mark obtained by 6 students was 10. What is the average mark obtained by all 16 students ?
A
10
B
8
C
7.5
D
8.5