First Term Paper 01

Part I

(01) Select the answer which contains a non flowering plant and a flowering plant respectively,

(02) What is the plant leaf which stores water ?

(03) The figure shows a stamen of a flower. What is the answer which contains A and B respectively?\

(04) Select the incorrect relationship,

(05) Who was the first scientist who revealed that light things are attracted to rubbed objects?

(06) What is the observation according to the below activity?

(07) Kamal said that a material named “A” was rubbed with hair and when it was brought close to light pieces of paper they were not attracted. The “A” may be,

(08) An instrument which is used electromagnetic induction,

(09) What is the color of bins prescribed in categorizing garbage to collect decaying substances ?

(10) 

What is the observation that can be seen in above A and B LED’s when the turning wheel of the dynamo is rotated to one direction ?

**** Select a suitable word phrase for question 11 to 13 and put it in the right place. (Drag and drop)

(11.) Help to many animals to protect from predators a Back bone
(12.) A suitable substance that can be applied to relief the pain due to sting of 
(13.) An essential material to create a simple cell 

**** Select a suitable word phrase for question 14 to 16 and put it in the right place. (Drag and drop)

(14.) A criterion that can be used to categorize fish and crab 
(15.) The process that uses in extracting salt from sea water 
(16.) Bacteria that live inside root nodules supply …… required to the plant.

**** Select a suitable word phrase for question 17 to 20 and put it in the right place. (Drag and drop)

(17.) …… is a Source of electricity that gives an alternative current.
(18.) When …… indicator is added to a Sodium Hydroxide Solution, Colour turns to pink.
(19.) Modification of animals to their living environment is called …… 
(20.)  …… acts as a medium for biological processes to take place in human body.

Part II

(01.) Given below is a figure relevant to an activity done to find out the importance of the way of body shape helps to animals for their locomotion.

(i.) From A and B, which one reached to X – X end easily?

(ii.) How is the shape of A defined?

(iii.) Select a group of animals that used this shape in their locomotion.

(iv.) What is the advantage of having this shape in their locomotion?

(v.) Name another two groups of animals belonging to Vertebrates except the group that you have mentioned the above (3).

(vi.) Complete the dichotomous key using given animals. Select the correct words and put it on the space.(Drag and drop)

(02.) The following is a chart made by a group of students in grade 7 for a game related to the properties of water.

(i.) Select suitable words for A, B, C, D places using the above statements and put it in the right place. (drag and drop)

(ii.) Which property of water causes the salty taste of seawater?

(iii.) Write another instance we use the above property of water at home.

(iv.) Name the salt that dissolved most in the sea water?

(03.)

(A) There is a vast diversity among shoot systems as well as root systems of flowering plants in our environment.

(i.) What are the two types of root systems you have observed?

(ii.) Select two main functions of plant roots.

(iii.) Select a function for each stem.

«Sugar cane

 «Navahandi

(B) Fruits have different tastes because they contain different chemical compounds.

(i.) Select two plants having fruits containing acids.

(ii.) Select two indicators that can be used to identify acids and bases at home.

(iii.) What happened when testing acidic substances using red and blue litmus? Select the correct phrase and put it in the right place. (drag and drop)

(04.) The following figure shows a longitudinal section of a shoe flower.

(i.) What are the letters that belong to the parts of gynoecium and androecium?

(ii.) Select the functions of the following parts of a flower and put it in the right place. (drag and drop)

(iii.) From the following seeds, select the seeds that seed leaves come out during the germination.

(iv.) Select two features that can be used to identify dicotyledonous plants like jack, Mango and Teak.

(05.) Given below are some steps followed by a group of students in grade 7 to demonstrate the function of the capacitor.

«Two pieces of wires were connected to the terminals of the capacitor.
«Other ends of wires connected are the terminals of dry cells.
«After a few seconds, the dry cells were removed and the LED was connected.

(i.) The charging capacity of the capacitor is mentioned as 1000. Write this value using the symbol with the relevant measuring unit.

(ii.) What’s the function of the capacitor?

(iii.) If the correct setup could be constructed by students according to the instructions of their teacher, what is the observation ?

(iv.) If the correct setup could be constructed by students according to the instructions of their teacher, what is the observation ?

(v.) The reason for the above observation is discharging of charges. What is known as discharging?

(vi.) Select the setup of appliances used their symbols in the occasion of lighting of LED.