Balbharati solutions for साइंस एण्ड टेक्नॉलोजी २ [अंग्रेजी] कक्षा १० महाराष्ट्र राज्य बोर्ड chapter 3 - Life Processes in Living Organisms Part - 2 [Latest edition]

Which are the important life processes in living organisms?

Which life processes are essential for production of energy required by body?

Which are main types of cell-division? What are the differences?

What is the role of chromosomes in cell-division?

What do we mean by maintenance of species?

Whether the new organism is genetically exactly similar to earlier one that has produced it?

Who determines whether the two organism of a species will be exactly similar or not?

What is the relationship between the cell division and formation of new organism of same species by earlier existing organism?

Which different hormones control the functions of human reproductive system through chemical coordination?

Which hormones are responsible for changes in human body occurring during on set of sexual maturity?

Why has the Government of India enacted the law to fix the minimum age of marriage as 18 in girls and 21 in boys?

Which hormone is released from pituitary of mother once the foetal development is completed?

Under the effect of that hormone, which organ of the female reproductive system starts to contract and thereby birth process (Parturition) is facilitated?

Complete the following chart:

In humans, sperm production occurs in the organ ______.

In humans, ______ chromosome is responsible for maleness.

In male and female reproductive system of human, ______ gland is same.

Implantation of embryo occurs in ______.

______ type of reproduction occurs without fusion of gametes.

Body breaks up into several fragments and each fragment starts to live as a new individual. This is ______ type of reproduction.

Pollen grains are formed by ______ division in locules of anthers. 

Complete the paragraph with the help of words given in the bracket.
(Luteinizing hormone, endometrium of uterus, follicle stimulating hormone, estrogen, progesterone, corpus luteum) 

Growth of follicles present in the ovary occurs under the effect of ______. This follicle secretes estrogen. ______ grows/regenerates under the effect of estrogen. Under the effect of ______, fully grown up follicle bursts, ovulation occurs and ______ is formed from remaining part of follicle. It secrets ______ and ______. Under the effect of these hormones, glands of ______ are activated and it becomes ready for implantation.

Explain with examples types of asexual reproduction in unicellular organisms.

Explain the concept of IVF.

Which precautions will you follow to maintain the reproductive health?

What is menstrual cycle? Describe it in brief.

In case of sexual reproduction, newborn show similarities about characters. Explain this statement with suitable examples. 

Sketch the labelled diagram.

Human male reproductive system.

Sketch the labelled diagram.

Human female reproductive system.

Sketch the labelled diagram.

Flower with its sexual reproductive organs.

Sketch the labelled diagram.

Menstrual cycle

Give the names of hormones related with male reproductive system.

Name two hormones secreted by ovary of female reproductive system.

Name the two types of twins.

Give the names of any two sexual diseases. 

Give the names of methods of family planning.

Explain asexual reproduction in plants.

Modern techniques like surrogate mother, sperm bank and IVF technique will help the human beings. Justify this statement. 

Explain sexual reproduction in plants. 

Collect the official data about present and a decade old population of various Asian countries and plot a graph of that data. With the help of it, draw your conclusions about demographic changes.

With the help of your teacher, compose and present a road show to increase the awareness about prenatal gender detection and gender bias.