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  Schools across state won’t reopen before Diwali: Maharashtra Govt. Mumbai: With Covid-19 positive cases showing no signs of slowing down in Maharashtra, the state government has decided to allow schools to reopen only after Diwali. This means children in over 1.2 lakh schools won’t be able to attend classes in person till November. Minister of School Education Varsha Gaikwad said the decision was taken after a meeting between her department and several school managements. Since schools are not ready to risk the lives of their students, the state has planned to push the reopening after Diwali, she said. Gaikwad said the Centre had sought the state government’s views about the resuming classes in schools for senior students. She said the Centre had also issued standard operating procedures or SOPs for the partial resumption of teaching activities in schools for students of Classes 9 to 12, on a voluntary basis, from September 21. Advertisement Advertisement “However, school managem...
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Reproduction in lower and higher animals. Exercise

 Q1. Multiple Choice Questions .

  1. The number of nuclei present in a zygote is ……

a. two b. one c. four d. eight

2. Which of these is the male reproductive organ in human ?

a. sperm b. seminal fluid

c. testes d. ovary

3. Attachment of embryo to the wall of the uterus is known as……..

a. fertilization b. gestation

c. cleavage d. implantation

4. Rupturing of follicles and discharge of ova is known as …………..

a. capacitation b. gestation

c. ovulation d. copulation

5. In human female, the fertilized egg gets implanted in uterus ………………….

a. After about 7 days of fertilization

b. After about 30 days of fertilization

c. After about two months of fertilization

d. After about 3 weeks of fertilization

6. Test tube baby technique is called………

a. In vivo fertilization

b. In situ fertilization

c. In vitro fertilization

d. Artificial insemination

7. The given figure shows a human sperm. Various parts of it are labelled as A, B, C, and D .Which labelled part represents acrosome ?

a. B b. C c. D d. A

8. Presence of beard in boys is a …………

a. primary sex organ

b. secondary sexual character

c. secondary sex organ

d. primary sexual character

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